Btrfs: cleanup some BUG_ON()

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / fs / btrfs / disk-io.c

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 9f31e110b481418ed5af3fbc3d0165eb0d84cf57..00cbb41af660931e02dad50c7eecd1c8ccb45e8a 100644 (file)
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1248,7 +1248,10 @@ struct btrfs_root *btrfs_read_fs_root_no_radix(struct btrfs_root *tree_root,
                     root, fs_info, location->objectid);
 
        path = btrfs_alloc_path();
-       BUG_ON(!path);
+       if (!path) {
+               kfree(root);
+               return ERR_PTR(-ENOMEM);
+       }
        ret = btrfs_search_slot(NULL, tree_root, location, path, 0, 0);
        if (ret == 0) {
                l = path->nodes[0];